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MCP Apps: Ship Interactive UI From Your MCP Server — ContentBuffer guide

MCP Apps: Ship Interactive UI From Your MCP Server

K
Kodetra Technologies··10 min read Intermediate

Summary

Use the new MCP Apps extension to return interactive widgets from a tool call, rendered in chat.

MCP Apps: Ship Interactive UI From Your MCP Server

The Model Context Protocol just shipped its biggest revision since launch. The MCP 2026-07-28 spec went final today, and buried in the headline stateless-core rewrite is something that changes what an MCP tool can actually do: MCP Apps, the first official protocol extension, is now production-ready. Instead of returning a wall of text, a tool can now hand back an interactive UI that renders right inside the conversation.

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